Disability politics in space. Disability politics in outer space. Same setting as the Vorkosigan Saga, but set approximately 200 years before Miles is born.

Leo Graf was an effective engineer ...Safety Regs weren't just the rule book he swore by; he'd helped write them. All that changed on his assignment to the Cay Habitat. Leo was profoundly uneasy with the corporation exploitation of his bright new students - - 'till that exploitation turned to something much worse. He hadn't anticipated a situation where the right thing to do was neither safe, nor in the rules... Leo Graf adopted 1000 quaddies -- now all he had to do was teach them to be free.